@font-face {
    font-family: 'pfsc'; 
    src: url('pingfangsc.ttf'); 
    font-weight: normal;
    font-style: normal;
  }
  @font-face {
    font-family: 'pfsc-mb'; 
    src: url('pingfangsc-mediumblack.ttf'); 
    font-weight: normal;
    font-style: normal;
  }
  @font-face {
    font-family: 'pfsc-b'; 
    src: url('pingfangsc-bold.ttf'); 
    font-weight: normal;
    font-style: normal;
  }
  @font-face {
    font-family: 'nunito'; 
    src: url('nunito.ttf'); 
    font-weight: normal;
    font-style: normal;
  }

  @font-face {
    font-family: 'tangti'; 
    src: url('tangti.ttf'); 
    font-weight: normal;
    font-style: normal;
  }
